Author: <span>biteau</span>

Article: Limits to gauge coupling in the dark sector set by the non-observation of instanton-induced decay of Super-Heavy Dark Matter in the Pierre Auger Observatory data

Post author:biteau
Post published:25 March 2022
Post category:A2C High-energy astroparticles Publication

Upper limits at 95\% C.L. on the effective coupling constant of a hidden gauge interaction as a function of the mass of a dark matter particle X decaying into quark/anti-quark…

Article: Predicted diffuse flux of ultra-high energy photons in the galactic plane; its implications for the search for super-heavy dark matter

Post author:biteau
Post published:25 March 2022
Post category:A2C High-energy astroparticles Publication

Upper limits on diffuse photon fluxes for several energy thresholds, and expected fluxes from UHECRs interactions with the gas distribution in the Galaxy (grey dashed and blue dashed-dotted lines), as…

Review: Gamma-ray Cosmology and Tests of Fundamental Physics

Post author:biteau
Post published:17 March 2022
Post category:A2C High-energy astroparticles Publication

Illustration of gamma-ray propagation from a blazar at luminosity distance d = 1 Gpc (redshift z ~ 0.2) to the Milky Way. The journal Galaxies published on 22 February 2022…

Test Measurements with the CTA-NectarCAM SPE Calibration system

Post author:biteau
Post published:10 November 2021
Post category:A2C High-energy astroparticles

The NectarCAM camera, with its single photoelectron calibration system (white target in the bottom-right corner) At IJCLab, we are involved in producing the Single Photo-Electron (SPE) calibration system for NectarCAM…